Nature’s ways of maintaining the balance are simple and easily understood. [br]

游客2023-07-11  34

问题 Nature’s ways of maintaining the balance are simple and easily understood. [br] Water pollution can’t affect nature’s balance in oceans, lakes and rivers.

选项 A、Y
B、N
C、NG

答案 B

解析 第五段第二句“Water pollution affects nature’s balance in oceans,lakes and rivers”说明水污染会在海洋,湖泊和河流方面影响生态平衡。
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